Hymenophyllaceae

Palailaulii

Hymenophyllum obtusum Hook. & Arn.

Family: Hymenophyllaceae
Genus: Hymenophyllum

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Palailaulii: Hymenophyllum obtusum (palailaulii). Broader fronds and distinctively branched hairs help distinguish this small but attractive filmy fern from the related Hyme — Photo: John Game, CC BY 2.0, from Wikimedia Commons

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Common names

By language (1)

English: Palailaulii

Synonyms

Sphaerocionium obtusum (Hook. & Arn.) Copel.
Trichomanes obtusum (Copel.) C.V.Morton

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Hawaii: native

Photos

Photo: John Game, CC BY 2.0, from Wikimedia Commons

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Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.